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UBA - CienciaS • Ver Tema - Practica 1. ejercicio 21 :(
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Índice general » Materias » Álgebra I » Ejercicios de Prácticas - Álgebra

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aeiou
 Asunto: Practica 1. ejercicio 21 :(
NotaPublicado: 08 Dic 2010, 22:10 
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Registrado: 28 Jul 2009, 13:28
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Bueno el viernes tengo q recuperar lamentablemente y encima no me sale este ejercicio :(

Me pide que determina si la funcion es inyectiva, sobreyectiva o biyectiva,

Lo de inyectiva creo que me salio, se me complica probar que la imagen es

Salutes!
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Quimey
 Asunto: Re: Practica 1. ejercicio 21 :(
NotaPublicado: 08 Dic 2010, 22:23 
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Hint 1:


Hint 2:



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Quimey
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aeiou
 Asunto: Re: Practica 1. ejercicio 21 :(
NotaPublicado: 08 Dic 2010, 22:31 
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Registrado: 28 Jul 2009, 13:28
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Usando cosas de analisis sale, pero yo decia solo con las herramientas que nos dieron hasta esa practica, o sea la uno :p

Se agradece la ayuda igual, como veras estoy en el horno :p
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KillSchrodingerCat
 Asunto: Re: Practica 1. ejercicio 21 :(
NotaPublicado: 08 Dic 2010, 22:51 
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O sea, mas o menos lo podes justificar... Mas o menos es eso; ver que "cubre los negativos y los positivos y el cero"...



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